Chris Walshie -- part of the team behind the now-vanished Chevron WP7 unlocker -- has put together a homebrew loader which can package your favorite tunes and sounds as XAP ringtones for your Windows Phone 7 device. Your source files must be in WMA format for the moment, and you'll also need the Windows Phone SDK to get started.
First homebrew app for Windows Phone 7 brings custom ringtones originally appeared on Download Squad on Wed, 01 Dec 2010 10:50:00 EST. Please see our terms for use of feeds.